package chapter3.No3_1_等待和通知机制.c等待通知机制的实现.demo4;

import java.util.ArrayList;
import java.util.List;

/**
 * Created by Administrator on 2016/11/16.
 */
public class MyList {
    List list = new ArrayList();
    public void add() {
        list.add("aaa");
    }

    public int size() {
        return list.size();
    }
}
